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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 428 · 40 questions
TalentJR

The fast method (Cancel first): Dividing? Flip the second fraction and multiply: ÷ 2/3 is × 3/2. Cancel: a top and a bottom that share a factor — divide both by it. Multiply what is left: tops × tops, bottoms × bottoms. A bottom of 1 means a whole number.

NameDateTime takenScore ___ / 40
  1. 1.3/8 ÷ 1/2 =
  2. 2.7/12 × 3/11 =
  3. 3.1/3 ÷ 2/3 =
  4. 4.3/11 × 1/3 =
  5. 5.7/8 × 5/7 =
  6. 6.3/4 ÷ 1/2 =
  7. 7.1/10 ÷ 1/4 =
  8. 8.7/10 ÷ 1/2 =
  9. 9.3/4 × 5/6 =
  10. 10.4/5 ÷ 6/7 =
  11. 11.1/6 × 3/5 =
  12. 12.1/8 ÷ 9/10 =
  13. 13.4/5 × 1/6 =
  14. 14.1/8 × 2/3 =
  15. 15.2/3 × 1/4 =
  16. 16.2/7 × 1/4 =
  17. 17.3/7 ÷ 6/11 =
  18. 18.2/3 ÷ 6/7 =
  19. 19.3/5 × 7/9 =
  20. 20.2/3 ÷ 1/9 =
  21. 21.6/11 ÷ 3/7 =
  22. 22.7/8 ÷ 3/4 =
  23. 23.8/9 × 5/8 =
  24. 24.1/6 ÷ 1/4 =
  25. 25.3/4 × 5/6 =
  26. 26.1/2 × 2/3 =
  27. 27.4/5 ÷ 3/10 =
  28. 28.4/9 ÷ 8/11 =
  29. 29.3/4 × 2/3 =
  30. 30.6/7 ÷ 2/3 =
  31. 31.1/6 × 4/9 =
  32. 32.2/3 ÷ 2/5 =
  33. 33.1/12 × 2/5 =
  34. 34.5/12 × 3/4 =
  35. 35.2/3 × 6/7 =
  36. 36.5/6 ÷ 1/2 =
  37. 37.2/9 × 3/11 =
  38. 38.2/3 ÷ 1/3 =
  39. 39.2/3 × 1/2 =
  40. 40.3/4 ÷ 1/2 =

Answer key

  1. 3/4
  2. 7/44
  3. 1/2
  4. 1/11
  5. 5/8
  6. 3/2
  7. 2/5
  8. 7/5
  9. 5/8
  10. 14/15
  11. 1/10
  12. 5/36
  13. 2/15
  14. 1/12
  15. 1/6
  16. 1/14
  17. 11/14
  18. 7/9
  19. 7/15
  20. 6
  21. 14/11
  22. 7/6
  23. 5/9
  24. 2/3
  25. 5/8
  26. 1/3
  27. 8/3
  28. 11/18
  29. 1/2
  30. 9/7
  31. 2/27
  32. 5/3
  33. 1/30
  34. 5/16
  35. 4/7
  36. 5/3
  37. 2/33
  38. 2
  39. 1/3
  40. 3/2

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